Updated docker-compose files for use with Docker Caddy

Defined top level name for all services
Added proxy-net to services
Updated main service/server container service name to "app"
Updated hostname references to projectname-app-1
Updated docker Caddy caddyfile to reference container names
Updated docker Caddy caddyfile to use 192.168.1.234 instead of localhost for non-docker services
Adjusted caddyfile accordingly

homepage/docker-compose.yml

@@ -6,6 +6,9 @@ services:
       - dockerproxy
     environment:
       DOCKER_TEMPLATE_CREATED: true
+    networks:
+      - proxy-net
+      - default
     ports:
       - "3001:3000"
     restart: unless-stopped
@@ -23,4 +26,8 @@ services:
       - "127.0.0.1:2375:2375"
     restart: unless-stopped
     volumes:
-      - /var/run/docker.sock:/var/run/docker.sock:ro # Mounted as read-only
+      - /var/run/docker.sock:/var/run/docker.sock:ro # Mounted as read-only
+
+networks:
+  proxy-net:
+    external: true